>sp|Q0A812|CYSG_ALKEH Siroheme synthase OS=Alkalilimnicola ehrlichii (strain ATCC BAA-1101 / DSM 17681 / MLHE-1) OX=187272 GN=cysG PE=3 SV=1 METLPVFMKLRDRRCLVVGGGRRAERKARLLLAAGAELTVLAEAPLPTLAALTEAHGCRM VRRPLTARDLDGVSLVISAADEATDRRAHMLARARNIPINVVDRPDLCSFTLPATVDRGP VQIAVSTGGTSPVLARMLRNRLEADIPSAYGRLARLAERYRRPVREVLPEAWQRQRFWEE VLSGEVAERVFAGQDDAAREGLEEAIGRATRELQTRRGEVYLVGAGPGDPDLLTLRALRL MQQADAVVYDRLVNPAIMAKVNQDAERIDVGKRCGHHPVPQHAINDKLVTLARQGYRVLR LKGGDPFVFGRGGEELQTLVDAGVPFQVVPGITAATGCAAYSGIPLTHRDYAHSCAFYTG HLKNDRLDLDWSRMVQPGQTLVFYMGVASLPELSRQLCWHGLPAETPAALVEKGTTPEQR TLTATLETLPGLARQQGFQSPALVIIGEVVRLYEQINWYRPPGDETPKAAEPGELNRRRP A